𝔖 Bobbio Scriptorium
✦   LIBER   ✦

9α-Bromo-11β-hydroxy­pregna-1,4,16-triene-3,20-dione

✍ Scribed by Zhang, Guo-Lin ;Peng, Hong-Yun ;Sun, Jing


Publisher
International Union of Crystallography
Year
2006
Tongue
English
Weight
185 KB
Volume
62
Category
Article
ISSN
1600-5368

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


11β-Hydroxy­pregna-1,4,16-triene-3,20-di
✍ Wu, Xiao-Hong ;Wang, Yong-Li ;Zhou, Li-Na 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 271 KB

The steroidal title compound, C 21 H 26 O 3 , possesses normal geometrical parameters. Ring A has a 1-sofa conformation, and rings B and C are in nearly perfect chair conformations. An O-HÁ Á ÁO hydrogen bond helps to establish the crystal packing.

17α-Hydroxy­pregna-1,4-diene-3,20-dione
✍ Sheng, Liu-Qing ;Pan, Han-Min ;Chen, Chao-Tian ;Chen, Gang 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 127 KB

In the title steroid compound, C 21 H 28 O 3 , the cyclohexadiene ring has a planar structure, while the cyclopentane ring displays an envelope configuration. Classical O-HÁ Á ÁO and weak C-HÁ Á ÁO hydrogen bonding helps to stabilize the crystal structure.

16β-Bromo-17α-hydroxy­pregn-4-ene-3,20-d
✍ Wang, Shi ;Wang, Yongli ;Nie, Qiang ;Xiang, Aishuang ;Zhou, Lina 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 149 KB